<div data-dojo-attach-point="containerNode">
  <div data-dojo-type="esri/dijit/metadata/form/Element"
    data-dojo-props="target:'unitSymbol',minOccurs:0,showHeader:false">
    <div data-dojo-type="esri/dijit/metadata/types/arcgis/form/InputSelectCode"
      data-dojo-props="codelistType:'UCUM'">
    </div>
  </div>
</div>